Color
#54557d
#54557drgb(84, 85, 125)hsl(239, 20%, 41%)oklch(0.466 0.065 282.5)Colors that go with #54557d
Steel Blue, Crimson and Denim lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Steel Blue #4682b4
analogousshippedSteel Blue is #54557d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Crimson #dc143c
shippedCrimson is paired with #54557d in 8 real palettes, including Amazon's brand system and Netflix's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #54557d in 10 real palettes, including HP's brand system and The New York Times's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Firebrick #b22222
shippedFirebrick is paired with #54557d in 5 real palettes, including Fireside and Campbell's's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #54557d in 4 real palettes, including Open House and Mid-Century, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #54557d in 4 real palettes, including Console Light and Fintech Trust, as the accent — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #54557d in 8 real palettes, including FIFA's brand system and Open House, as the lead colour — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #54557d: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #54557d
Tints & shades
Harmonies
Contrast
| #54557d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.06:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.97:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #54557d as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #54557d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/54557d-a09cc4-df964e-251f2d-e9edf1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md